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EP 3 607 365 A1

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(43) Date of publication: 12.02.2020 Bulletin 2020/07 (21) Application number: 18780857.1 (22) Date of filing: 04.04.2018

(51) International Patent Classification (IPC):  G02B 3/02(2006.01) G02B 21/00(2006.01) G02B 5/00(2006.01) G02B 27/00(2006.01) (86) International application number: PCT/US2018/026010 (87) International publication number: WO 2018/187419 (11.10.2018 Gazette 2018/41)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 04.04.2017 US 201762481505 P (71) Applicant: University of Utah Research Foundation Salt Lake City, UT 84108 (US)	(72) Inventors: MARTINEAU, Jason Salt Lake City, UT 84108 (US) GERTON, Jordan Salt Lake City, UT 84108 (US) JORGENSEN, Erik Salt Lake City, UT 84108 (US) ALLEN, Tim Salt Lake City, UT 84108 (US) (74) Representative: Walker, Ross Thomson  Forresters IP LLP Skygarden Erika-Mann-Strasse 11 80636 München 80636 München (DE)